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Finding the Fourth Proportional to 552,102.76, 827,563.65 and 252,133.84

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Solution

The fourth proportional to 552,102.76, 827,563.65 and 252,133.84 is: 377,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,102.76 : 827,563.65 = 252,133.84 : x
  2. Step 2: Convert to fraction form
    552,102.76/827,563.65 = 252,133.84/x
  3. Step 3: Cross multiply
    552,102.76x = 827,563.65 × 252,133.84
  4. Step 4: Simplify right side
    552,102.76x = 208,656,800,918.92
  5. Step 5: Solve for x
    x = 208,656,800,918.92/552,102.76
  6. Step 6: Final answer
    x = 377,931.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.